package com.wyk.springbootdemo.filter;


import org.springframework.core.annotation.Order;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebFilter(urlPatterns = "/api/login",filterName = "loginFilter")
@Order(Integer.MAX_VALUE)
public class LoginFilter implements Filter {

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request=(HttpServletRequest)servletRequest;
        HttpServletResponse response=(HttpServletResponse)servletResponse;
        String name=request.getParameter("name");
        if ("admin".equals(name)){
            filterChain.doFilter(servletRequest,servletResponse);
        }else{
            response.sendRedirect("/error");
        }

    }

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void destroy() {

    }
}
